Home / 30,675.88-46,013.82-13,144.24

Finding the Fourth Proportional to 30,675.88, 46,013.82 and 13,144.24

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Solution

The fourth proportional to 30,675.88, 46,013.82 and 13,144.24 is: 19,716.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,675.88 : 46,013.82 = 13,144.24 : x
  2. Step 2: Convert to fraction form
    30,675.88/46,013.82 = 13,144.24/x
  3. Step 3: Cross multiply
    30,675.88x = 46,013.82 × 13,144.24
  4. Step 4: Simplify right side
    30,675.88x = 604,816,693.40
  5. Step 5: Solve for x
    x = 604,816,693.40/30,675.88
  6. Step 6: Final answer
    x = 19,716.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.